Chats and dialog methods
graph.user.updates
Acquire new chat events via long polling subscription
graph.user.unsubscribe
Unsubscribe from new chat events’ messages
graph.user.subscriptions
List of Webhook subscriptions
graph.user.subscribe
Subscribe to be notified about new chat events
graph.user.messages
Actions with chat messages
Get chat messages by chat ID
Create new messages, modify chats, dialogs and their participants
graph.user.info
Acquire information about current Graph API token
graph.user.fileUploadUrl
Acquire URL to upload a file to chat
graph.user.chats
Get information about all owned or participated chats
graph.user.chat
Get chat information by ID